Castletown is a suburb of Sunderland in Tyne and Wear, England. A former mining community, the Hylton Colliery was located at the east end of the village; it lies north of the River Wear, and is near

Tyne and Wear is a ceremonial county in North East England. It borders Northumberland to the north and County Durham to the south, and the largest settlement is the city of Newcastle upon Tyne.